last week, it was, you know, doomsday for romney, then the debate happened. who knows what it's going to be next week. is it still wide open? >> i think it's moved from a race that was heavily tilted toward obama, the president was just beating romney as a campaigner, and the debate has now made it much more of a horse race, and we're likely to see fluidity right to the end and the win may go because we see these numbers move three, four points on a debate, it may be a couple points on the unemployment numbers. the win may go to the guy who has the last big play. who has the last big favorable play. i don't think these debates are fool's gold. i know cornell wouldn't have said that if obama had won. i think they were really important turning point but it's turned it into a much, much closer race. >> cornell, ari, david, thank you. fascinating stuff. >> thank you. >>> let us know what you think. we're on facebook. follow me on twitter right now. >>> coming up, joe biden and paul ryan facing off on thursday. we look at whether the stakes were higher than four y